English verb conjugation
TO LENGTHEN

Regular verb: lengthen - lengthened - lengthened

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I lengthen? don't you lengthen? doesn't she lengthen? don't we lengthen? don't you lengthen? don't they lengthen?	am I not lengthening? aren't you lengthening? isn't she lengthening? aren't we lengthening? aren't you lengthening? aren't they lengthening?	didn't I lengthen? didn't you lengthen? didn't she lengthen? didn't we lengthen? didn't you lengthen? didn't they lengthen?	wasn't I lengthening? weren't you lengthening? wasn't she lengthening? weren't we lengthening? weren't you lengthening? weren't they lengthening?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I lengthened? haven't you lengthened? hasn't she lengthened? haven't we lengthened? haven't you lengthened? haven't they lengthened?	haven't I been lengthening? haven't you been lengthening? hasn't she been lengthening? haven't we been lengthening? haven't you been lengthening? haven't they been lengthening?	hadn't I lengthened? hadn't you lengthened? hadn't she lengthened? hadn't we lengthened? hadn't you lengthened? hadn't they lengthened?	hadn't I been lengthening? hadn't you been lengthening? hadn't she been lengthening? hadn't we been lengthening? hadn't you been lengthening? hadn't they been lengthening?
Future	Future continuous	Future perfect	Future perfect continuous
won't I lengthen? won't you lengthen? won't she lengthen? won't we lengthen? won't you lengthen? won't they lengthen?	won't I be lengthening? won't you be lengthening? won't she be lengthening? won't we be lengthening? won't you be lengthening? won't they be lengthening?	won't I have lengthened? won't you have lengthened? won't she have lengthened? won't we have lengthened? won't you have lengthened? won't they have lengthened?	won't I have been lengthening? won't you have been lengthening? won't she have been lengthening? won't we have been lengthening? won't you have been lengthening? won't they have been lengthening?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I lengthen? wouldn't you lengthen? wouldn't she lengthen? wouldn't we lengthen? wouldn't you lengthen? wouldn't they lengthen?	wouldn't I be lengthening? wouldn't you be lengthening? wouldn't she be lengthening? wouldn't we be lengthening? wouldn't you be lengthening? wouldn't they be lengthening?	wouldn't I have lengthened? wouldn't you have lengthened? wouldn't she have lengthened? wouldn't we have lengthened? wouldn't you have lengthened? wouldn't they have lengthened?	wouldn't I have been lengthening? wouldn't you have been lengthening? wouldn't she have been lengthening? wouldn't we have been lengthening? wouldn't you have been lengthening? wouldn't they have been lengthening?

Infinitive

Imperative

Infinitive		Imperative
to lengthen		- - -

Participle

Present	Past
lengthening	lengthened