英語「decay」の動詞活用・時制一覧

英語の動詞「decay」の活用形と時制を一覧で紹介します。

「decay」の活用形

「decay」の活用形は以下の通りです。

原形｜decay
三単現｜decays
過去形｜decayed
過去分詞｜decayed
現在分詞｜decaying

「decay」の意味と使い方とは
「decay」は主に「腐敗」「衰退」「減衰」といった意味を持つ英単語です。物質が微生物の作用などで徐々に分解され、品質や構造が劣化していく状態を「腐敗」といい、例えば食べ物が腐る、歯が虫歯になるなどが該当します。社会や組織、個人の能力などが徐々に弱まり、勢いを失っていく状態は「衰退」と表現され、国の衰退や記憶力の衰退などが例として挙げられます。物理学や数学においては、放射性物質が崩壊して量が減っていく現象や、信号やエネルギーが時間経過とともに弱まることを「減衰」といい、放射性崩壊や信号の減衰などが該当します。文脈によってどの意味で使われているかを判断する必要があります。

「decay」の時制一覧

「decay」の時制は以下の通りです。

現在形
I decay
You decay
He/She/It decays
We decay
They decay

過去形
I decayed
You decayed
He/She/It decayed
We decayed
They decayed

現在完了形
I have decayed
You have decayed
He/She/It has decayed
We have decayed
They have decayed

現在進行形
I am decaying
You are decaying
He/She/It is decaying
We are decaying
They are decaying

未来形
I will decay
You will decay
He/She/It will decay
We will decay
They will decay

過去進行形
I was decaying
You were decaying
He/She/It was decaying
We were decaying
They were decaying

未来進行形
I will be decaying
You will be decaying
He/She/It will be decaying
We will be decaying
They will be decaying

過去完了形
I had decayed
You had decayed
He/She/It had decayed
We had decayed
They had decayed

未来完了形
I will have decayed
You will have decayed
He/She/It will have decayed
We will have decayed
They will have decayed

現在完了進行形
I have been decaying
You have been decaying
He/She/It has been decaying
We have been decaying
They have been decaying

過去完了進行形
I had been decaying
You had been decaying
He/She/It had been decaying
We had been decaying
They had been decaying

未来完了進行形
I will have been decaying
You will have been decaying
He/She/It will have been decaying
We will have been decaying
They will have been decaying

このページは英語の動詞「decay」の活用形と時制を一覧で紹介しています。