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cooperated

/k ō ˈŏ p ər ˌā t ə d, ˈk w ŏ p ər ˌā t ə d/

cō-ŏp-er-ā-ted, cŏ-op-ēr-a-ted

Rule 1

Vowels usually say their short sound in a closed syllable.

Rule 2

Words ending in -ERE say /ār/ in exceptions (e.g. where, there).

Rule 3

Any vowel may say one of the schwa sounds (/ə/) in an unstressed syllable.

Base Form

Past Tense

Past Participle

Present Participle

3rd Person Singular

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