to use (something) less than expected
Infinitiveunderuse
Past simpleunderused
Past participleunderused
-ing formunderusing
Full conjugation of the English verb to underuse (past simple underused,
past participle underused):
present simple and continuous, past simple and continuous, present perfect, past perfect,
future, conditional, subjunctive and imperative, with all persons.
Indicative
Present simple
I
underuse
you
underuse
he/she/it
underuses
we
underuse
you
underuse
they
underuse
Present continuous
I
am underusing
you
are underusing
he/she/it
is underusing
we
are underusing
you
are underusing
they
are underusing
Present perfect
I
have underused
you
have underused
he/she/it
has underused
we
have underused
you
have underused
they
have underused
Present perfect continuous
I
have been underusing
you
have been underusing
he/she/it
has been underusing
we
have been underusing
you
have been underusing
they
have been underusing
Past simple
I
underused
you
underused
he/she/it
underused
we
underused
you
underused
they
underused
Past continuous
I
was underusing
you
were underusing
he/she/it
was underusing
we
were underusing
you
were underusing
they
were underusing
Past perfect
I
had underused
you
had underused
he/she/it
had underused
we
had underused
you
had underused
they
had underused
Past perfect continuous
I
had been underusing
you
had been underusing
he/she/it
had been underusing
we
had been underusing
you
had been underusing
they
had been underusing
Future simple
I
will underuse
you
will underuse
he/she/it
will underuse
we
will underuse
you
will underuse
they
will underuse
Future continuous
I
will be underusing
you
will be underusing
he/she/it
will be underusing
we
will be underusing
you
will be underusing
they
will be underusing
Future perfect
I
will have underused
you
will have underused
he/she/it
will have underused
we
will have underused
you
will have underused
they
will have underused
Future perfect continuous
I
will have been underusing
you
will have been underusing
he/she/it
will have been underusing
we
will have been underusing
you
will have been underusing
they
will have been underusing
Conditional
Present
I
would underuse
you
would underuse
he/she/it
would underuse
we
would underuse
you
would underuse
they
would underuse
Present continuous
I
would be underusing
you
would be underusing
he/she/it
would be underusing
we
would be underusing
you
would be underusing
they
would be underusing
Perfect
I
would have underused
you
would have underused
he/she/it
would have underused
we
would have underused
you
would have underused
they
would have underused
Perfect continuous
I
would have been underusing
you
would have been underusing
he/she/it
would have been underusing
we
would have been underusing
you
would have been underusing
they
would have been underusing
Subjunctive
Present
that I
underuse
that you
underuse
that he/she/it
underuse
that we
underuse
that you
underuse
that they
underuse
Past
if I
underused
if you
underused
if he/she/it
underused
if we
underused
if you
underused
if they
underused
Imperative
Affirmative
you
underuse
we
let's underuse
Negative
you
don't underuse
we
let's not underuse
Non-finite forms
Infinitive
to underuse
Perfect infinitive
to have underused
Present participle / gerund
underusing
Past participle
underused
Conjugations: Wiktionary (via kaikki.org), adapted, licensed under CC BY-SA 4.0.