Definition of 確か (たしか)

たし

確か

たしか

tashika

na-adjective, noun
1.
sure, certain, positive, definite
2.
reliable, trustworthy, safe, sound, firm, accurate, correct, exact
adverb
3.
If I'm not mistaken, If I remember correctly, If I remember rightly
Other readings:
【たしか】[1]
慥か【たしか】
Notes:
  1. irregular okurigana usage
Related Kanji
assurance, firm, tight, hard, solid, confirm, clear, evident
certainly, doubtless
Conjugations
na-adjective
Plain
Polite
Negative
Negative (Polite)
Present Indicative - Non-past, present and future tense
確かだ
たしかだ
tashikada
確かです
たしかです
tashikadesu
確かではない
たしかではない
tashikadewanai

確かじゃない
たしかじゃない
tashikajanai
確かではありません
たしかではありません
tashikadewaarimasen
Past Indicative - Perfective, past-tense
確かだった
たしかだった
tashikadatta
確かでした
たしかでした
tashikadeshita
確かではなかった
たしかではなかった
tashikadewanakatta
確かではありませんでした
たしかではありませんでした
tashikadewaarimasendeshita
Volitional - We will.., We intend to.., Lets..
確かかろう
たしかかろう
tashikakarou
Presumptive - Probably.. Maybe..
確かだろう
たしかだろう
tashikadarou
te-form
確かで
たしかで
tashikade
Na adjective
確かな
たしかな
tashikana
Adverb
確かに
たしかに
tashikani
Provisional - Hypothetical conditional, If (hypothetical)..
確かであれば
たしかであれば
tashikadeareba

確かなら
たしかなら
tashikanara
確かではなければ
たしかではなければ
tashikadewanakereba
Please note: These conjugation tables are auto-generated, and some forms may not be relevant or in normal usage for this word. If you find any errors please send feedback.
Example sentences(showing 1-20 of 72 results)

There is one thing that is certain

I heard it on good authority

せんしゅ
先週
きんよう
金曜日
I think that it was probably Friday of last week

Having boasted how sure his hunches were, he was forced to eat his hat when he guessed wrong

せんそう
戦争
ふせ
防ぐ
もっ
最も
たし
確かな
ほうほう
方法
せんそう
戦争
The surest way to prevent war is not to fear it

I got the news from a reliable source

I'm pretty sure he came late on purpose

He has two sons, I believe

It is certain that he didn't go out that day

That he is alive is certain

かれ
しっぱい
失敗
たし
確か
That he will fail is certain

I don't remember exactly, but I suppose it was Friday last week

Are you sure of your answer

かれ
彼の
じょうほ
情報
たし
確か
His information is certain

The report has yet to be confirmed

I am not sure when he will be back

I am sure I met him somewhere, but I do not remember who he is

I think it certain that he went to Tokyo

That he will come is certain

No one can say for sure how this awkward state of affairs came about
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