Negative Verbs

Posted by Tae Kim

Now that we've seen how to declare things and perform actions with verbs, we want to be able to say the negative. In other words, we want to say that such-and-such action was not performed. Verbs are negated by conjugating to their negative form just like the state-of-being for nouns and adjectives. However, the rules are a tad more complicated.

Conjugating verbs into the negative

We will now make use of the verb classifications we learned in the last section to define the rules for conjugation. But before we get into that, we need to cover one very important exception to the negative conjugation rules, the verb 「ある」. 「ある」 is an u-verb used to express existence of inanimate objects.

For example, if you wanted to say that a chair is in the room, you would use the verb 「ある」. The equivalent verb for animate objects (such as people or animals) is 「いる」, which is a normal ru-verb. For example, if you wanted to say that a person is in the room, you must use the verb 「いる not 「ある」. These two verbs 「ある」 and 「いる」 are quite different from all other verbs because they describe existence and are not an actual action. You also have to go through the bother of picking the right one for inanimate and animate objects.

Anyway, the reason I bring it up here is because the negative of 「ある」 is 「ない」 (meaning that something does not exist). Remember, this is an exception so do not apply the normal rules of negation to this verb.

The negative of 「ある」 is 「ない」.

Here are the rules for all other verbs. To negate a ru-verb, you simply drop 「る」 and add 「ない」. For u-verbs, it may be helpful to see the romanized version of the verb. You simply drop the / u / vowel sound and add "anai". Or, more preferably, you can refer back to the hiragana table. You take the last hiragana character which will always be in the / u / row, move up two columns and replace it with the character in the / a / row. For example 「く」 changes to 「か」.

One important exception to this rule is for verbs that end in 「う」. You must substitute 「わ」 for 「う」 and not 「あ」 as the rule would suggest. You will also have to memorize the conjugations for the two exception verbs and 「ある」. The following tables show the conjugation for sample verbs and the exception verbs.

How to conjugate verbs to the negative form
  • ru-verbs: To conjugate ru-verbs to their negative, drop the last 「る」 and attach 「ない」 to the result.
    例) ない
    例) ない
  • u-verbs: To conjugate u-verbs to their negative, first replace the last / u / character with the / a / sound equivalent and attach 「ない」 to the result.
    例) 飲まない
    例) 待たない

    ※ One important exception is verbs that end in 「う」. For these, you must replace 「う」 with 「わ」 (not 「あ」) and attach 「ない」 to the result.
    例) 拾わない

Sample ru-verbs
Positive Negative
食べ 食べない
ない
信じ 信じない
ない
起き 起きない
ない
掛け 掛けない
捨て 捨てない
調べ 調べない
    
Sample u-verbs
Positive Negative ローマ字 ローマ字 (Neg)
さない hanasu hanasanai
かない kiku kikanai
がない oyogu oyoganai
ばない asobu asobanai
たない matu matanai
まない nomu nomanai
らない naoru naoranai
なない shinu shinanai
ない kau kawanai
    
Exception Verbs
Positive Negative
する しない
くる こない
ある ない

* = exceptions particular to this conjugation

Examples

Here are some example sentences using the negative form. To look these words up, use the link labeled "Translate Words in Japanese Text" from the WWWJDIC or just click here. It will reverse the conjugation and give you the dictionary form. (And even what conjugations were used to boot!) Here are the example sentences from the last section conjugated to the negative.

(1) アリスは食べない。- As for Alice, does not eat.
(2) ジムが遊ばない。- Jim is the one that does not play.
(3) ボブもしない。- Bob also does not do.
(4) お金ない。- There is no money. (lit: Money is the thing that does not exist.)
(5) 買わない。- As for me, not buy.
(6) いない。- There is no cat. (lit: As for cat, does not exist.)

Comparing example (4) and

Comparing example (4) and (6), both are written in the same way - "as for [], does not exist".

(4) お金がない。- There is no money. (lit: As for money, does not exist.)

(6) 猫はいない。- There is no cat. (lit: As for cat, does not exist.)

So then why is (4) using the particle が while (6) uses は? According to the phrasing - answering for the existence of the object - shouldn't both be using が? If we were to follow these rules, then (6) would translate to "As for cat, does not exist". Am I right here or have I barked up the wrong tree?


This is a translation error

This is a translation error which is now fixed.


Hello, in example (6) 猫はいない。-

Hello,
in example (6) 猫はいない。- There is no cat
why is there an い ?
Can't we say 猫はない ?


For living objects, we use いる

For living objects, we use いる instead of ある.
いる is a ru-verb, as such the negative form will be いない.
Hope this helps.


In Japanese, living things

In Japanese, living things use a different "to be" verb ("いる") than inanimate objects ("ある"). So a cat, were it not to be there, would need "いない" rather than "ない”


In the third paragraph,

In the third paragraph, there's a missing ending quotation mark (」) after the second 「いる」.


Is the polite form of verb

Is the polite form of verb conjugation different and is it important we learn it?

p.s. this stuff is really helpful!


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