To estimate too low; to perceive (someone or something) as having a lower value, quantity, worth, etc., than what he/she/it actually has.
Infinitiveunderestimate
Past simpleunderestimated
Past participleunderestimated
-ing formunderestimating
Full conjugation of the English verb to underestimate (past simple underestimated,
past participle underestimated):
present simple and continuous, past simple and continuous, present perfect, past perfect,
future, conditional, subjunctive and imperative, with all persons.
Indicative
Present simple
I
underestimate
you
underestimate
he/she/it
underestimates
we
underestimate
you
underestimate
they
underestimate
Present continuous
I
am underestimating
you
are underestimating
he/she/it
is underestimating
we
are underestimating
you
are underestimating
they
are underestimating
Present perfect
I
have underestimated
you
have underestimated
he/she/it
has underestimated
we
have underestimated
you
have underestimated
they
have underestimated
Present perfect continuous
I
have been underestimating
you
have been underestimating
he/she/it
has been underestimating
we
have been underestimating
you
have been underestimating
they
have been underestimating
Past simple
I
underestimated
you
underestimated
he/she/it
underestimated
we
underestimated
you
underestimated
they
underestimated
Past continuous
I
was underestimating
you
were underestimating
he/she/it
was underestimating
we
were underestimating
you
were underestimating
they
were underestimating
Past perfect
I
had underestimated
you
had underestimated
he/she/it
had underestimated
we
had underestimated
you
had underestimated
they
had underestimated
Past perfect continuous
I
had been underestimating
you
had been underestimating
he/she/it
had been underestimating
we
had been underestimating
you
had been underestimating
they
had been underestimating
Future simple
I
will underestimate
you
will underestimate
he/she/it
will underestimate
we
will underestimate
you
will underestimate
they
will underestimate
Future continuous
I
will be underestimating
you
will be underestimating
he/she/it
will be underestimating
we
will be underestimating
you
will be underestimating
they
will be underestimating
Future perfect
I
will have underestimated
you
will have underestimated
he/she/it
will have underestimated
we
will have underestimated
you
will have underestimated
they
will have underestimated
Future perfect continuous
I
will have been underestimating
you
will have been underestimating
he/she/it
will have been underestimating
we
will have been underestimating
you
will have been underestimating
they
will have been underestimating
Conditional
Present
I
would underestimate
you
would underestimate
he/she/it
would underestimate
we
would underestimate
you
would underestimate
they
would underestimate
Present continuous
I
would be underestimating
you
would be underestimating
he/she/it
would be underestimating
we
would be underestimating
you
would be underestimating
they
would be underestimating
Perfect
I
would have underestimated
you
would have underestimated
he/she/it
would have underestimated
we
would have underestimated
you
would have underestimated
they
would have underestimated
Perfect continuous
I
would have been underestimating
you
would have been underestimating
he/she/it
would have been underestimating
we
would have been underestimating
you
would have been underestimating
they
would have been underestimating
Subjunctive
Present
that I
underestimate
that you
underestimate
that he/she/it
underestimate
that we
underestimate
that you
underestimate
that they
underestimate
Past
if I
underestimated
if you
underestimated
if he/she/it
underestimated
if we
underestimated
if you
underestimated
if they
underestimated
Imperative
Affirmative
you
underestimate
we
let's underestimate
Negative
you
don't underestimate
we
let's not underestimate
Non-finite forms
Infinitive
to underestimate
Perfect infinitive
to have underestimated
Present participle / gerund
underestimating
Past participle
underestimated
Conjugations: Wiktionary (via kaikki.org), adapted, licensed under CC BY-SA 4.0.