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Japanese verb確かめる (tashikameru) Conjugation
確かめる (tashikameru) means “to make sure, to check, to ascertain”. It is a る-verb (ichidan) verb. It is a る-verb (ichidan): drop the る and add the ending, so 確かめます, 確かめない, 確かめて. Below is its conjugation in all 14 forms, plain and polite, the same forms the Japanese verb conjugation worksheets print in their answer keys.
- Meaning
- to make sure, to check, to ascertain
- Type
- る-verb (ichidan)
- Dictionary form
- 確かめる
- Reading
- たしかめる
- Romaji
- tashikameru
- Masu form
- 確かめます
- Nai form
- 確かめない
- Te-form
- 確かめて
- Ta form
- 確かめた
Basic forms
Present現在形・辞書形
| Plain | 確かめる |
|---|---|
| Plain negative | 確かめない |
| Polite | 確かめます |
| Polite negative | 確かめません |
Past過去形・た形
| Plain | 確かめた |
|---|---|
| Plain negative | 確かめなかった |
| Polite | 確かめました |
| Polite negative | 確かめませんでした |
Te-formて形
| Plain | 確かめて |
|---|---|
| Plain negative | 確かめないで |
Progressive (-te iru)ている
| Plain | 確かめている |
|---|---|
| Plain negative | 確かめていない |
| Polite | 確かめています |
| Polite negative | 確かめていません |
Wanting, inviting, telling
Want to (-tai)たい形
| Plain | 確かめたい |
|---|---|
| Plain negative | 確かめたくない |
| Polite | 確かめたいです |
| Polite negative | 確かめたくないです |
Volitional意向形
| Plain | 確かめよう |
|---|---|
| Polite | 確かめましょう |
Imperative and requests命令形
| Plain command | 確かめろ |
|---|---|
| Plain negative (don't) | 確かめるな |
| Polite request (-te kudasai) | 確かめてください |
| Polite negative (-naide kudasai) | 確かめないでください |
Can and if
Potential可能形
| Plain | 確かめられる |
|---|---|
| Plain negative | 確かめられない |
| Polite | 確かめられます |
| Polite negative | 確かめられません |
Conditional (-ba)仮定形・ば
| Plain | 確かめれば |
|---|---|
| Plain negative | 確かめなければ |
Conditional (-tara)たら
| Plain | 確かめたら |
|---|---|
| Plain negative | 確かめなかったら |
Passive and causative
Passive受身形
| Plain | 確かめられる |
|---|---|
| Plain negative | 確かめられない |
| Polite | 確かめられます |
| Polite negative | 確かめられません |
Causative使役形
| Plain | 確かめさせる |
|---|---|
| Plain negative | 確かめさせない |
| Polite | 確かめさせます |
| Polite negative | 確かめさせません |
Causative passive使役受身形
| Plain | 確かめさせられる |
|---|---|
| Plain negative | 確かめさせられない |
| Polite | 確かめさせられます |
| Polite negative | 確かめさせられません |
More common Japanese verbs and adjectives
- 持ち帰る (mochikaeru)to take home, to carry home, to bring back home
- 追い上げる (oiageru)to gain on, to put pressure on, to close in on
- 働かせる (hatarakaseru)to put someone to work, to make someone work
- 握らす (nigirasu)to let take hold of your hand
- 握る (nigiru)to clasp, to grasp, to grip
- 営む (itonamu)to run, to operate, to conduct
- かける (kakeru)to hang up, to let hang, to suspend
- 割り出す (waridasu)to calculate, to compute
- 感じ取る (kanjitoru)to perceive, to sense, to take in
- 間に合う (maniau)to be in time
- 休まる (yasumaru)to be rested, to feel at ease, to repose
- 吸い込む (suikomu)to inhale, to breathe in, to suck up
About these tables
The forms are built from Wiktionary's conjugation tables, and they are the ones the Japanese verb conjugation worksheet generator prints, so a chart or answer key made there matches this page. That page explains how the forms were checked.
Print this verb chart opens 確かめる (tashikameru) on the worksheet preview with every form filled in, ready to print on A4 or US Letter or save as PDF. To practice it with other verbs and adjectives, the generator also makes blank conjugation boxes and quick quizzes with answer keys. To practice online instead, the Japanese verb conjugation quiz marks each form as you type it.
Verbs, adjectives and their meanings come from JMdict, the property of the Electronic Dictionary Research and Development Group, used in conformance with the Group's licence. The forms are built by the standard rules, with the irregular ones written out.