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Irregular verb: To Countersink

Meaning

To Countersink

To make a hole with a wider hole at the top so that a screw or bolt will go into it an not stick out above the surface

Conjugation of 'Countersink'

Base Form (Infinitive):	Countersink
Past Simple:	Countersank, Countersunk
Past Participle:	Countersunk
3rd Person Singular:	Countersinks
Present Participle/Gerund:	Countersinking

Irregular Verbs Following a Similar Pattern

Verbs like: Like 'Ring-Rang-Rung' (I A U)

Base Form	Past Simple	Past Participle
Begin	Began	Begun
Drink	Drank	Drunk
Ring	Rang	Rung
Shrink	Shrank	Shrunk
Sing	Sang	Sung
Sink	Sank	Sunk
Spin	Span/Spun	Spun
Spring	Sprang	Sprung
Stink	Stank	Stunk
Swim	Swam	Swum

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