English verb conjugation
TO HEIGHTEN

Regular verb: heighten - heightened - heightened

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I heighten? don't you heighten? doesn't he heighten? don't we heighten? don't you heighten? don't they heighten?	am I not heightening? aren't you heightening? isn't he heightening? aren't we heightening? aren't you heightening? aren't they heightening?	didn't I heighten? didn't you heighten? didn't he heighten? didn't we heighten? didn't you heighten? didn't they heighten?	wasn't I heightening? weren't you heightening? wasn't he heightening? weren't we heightening? weren't you heightening? weren't they heightening?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I heightened? haven't you heightened? hasn't he heightened? haven't we heightened? haven't you heightened? haven't they heightened?	haven't I been heightening? haven't you been heightening? hasn't he been heightening? haven't we been heightening? haven't you been heightening? haven't they been heightening?	hadn't I heightened? hadn't you heightened? hadn't he heightened? hadn't we heightened? hadn't you heightened? hadn't they heightened?	hadn't I been heightening? hadn't you been heightening? hadn't he been heightening? hadn't we been heightening? hadn't you been heightening? hadn't they been heightening?
Future	Future continuous	Future perfect	Future perfect continuous
won't I heighten? won't you heighten? won't he heighten? won't we heighten? won't you heighten? won't they heighten?	won't I be heightening? won't you be heightening? won't he be heightening? won't we be heightening? won't you be heightening? won't they be heightening?	won't I have heightened? won't you have heightened? won't he have heightened? won't we have heightened? won't you have heightened? won't they have heightened?	won't I have been heightening? won't you have been heightening? won't he have been heightening? won't we have been heightening? won't you have been heightening? won't they have been heightening?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I heighten? wouldn't you heighten? wouldn't he heighten? wouldn't we heighten? wouldn't you heighten? wouldn't they heighten?	wouldn't I be heightening? wouldn't you be heightening? wouldn't he be heightening? wouldn't we be heightening? wouldn't you be heightening? wouldn't they be heightening?	wouldn't I have heightened? wouldn't you have heightened? wouldn't he have heightened? wouldn't we have heightened? wouldn't you have heightened? wouldn't they have heightened?	wouldn't I have been heightening? wouldn't you have been heightening? wouldn't he have been heightening? wouldn't we have been heightening? wouldn't you have been heightening? wouldn't they have been heightening?

Infinitive

Imperative

Infinitive		Imperative
to heighten		- - -

Participle

Present	Past
heightening	heightened