To create a large hole by making a narrow groove outlining the shape of the hole and then removing the plug of material remaining by less ex
Infinitivetrepan
Past simpletrepanned
Past participletrepanned
-ing formtrepanning
Full conjugation of the English verb to trepan (past simple trepanned,
past participle trepanned):
present simple and continuous, past simple and continuous, present perfect, past perfect,
future, conditional, subjunctive and imperative, with all persons.
Indicative
Present simple
I
trepan
you
trepan
he/she/it
trepans
we
trepan
you
trepan
they
trepan
Present continuous
I
am trepanning
you
are trepanning
he/she/it
is trepanning
we
are trepanning
you
are trepanning
they
are trepanning
Present perfect
I
have trepanned
you
have trepanned
he/she/it
has trepanned
we
have trepanned
you
have trepanned
they
have trepanned
Present perfect continuous
I
have been trepanning
you
have been trepanning
he/she/it
has been trepanning
we
have been trepanning
you
have been trepanning
they
have been trepanning
Past simple
I
trepanned
you
trepanned
he/she/it
trepanned
we
trepanned
you
trepanned
they
trepanned
Past continuous
I
was trepanning
you
were trepanning
he/she/it
was trepanning
we
were trepanning
you
were trepanning
they
were trepanning
Past perfect
I
had trepanned
you
had trepanned
he/she/it
had trepanned
we
had trepanned
you
had trepanned
they
had trepanned
Past perfect continuous
I
had been trepanning
you
had been trepanning
he/she/it
had been trepanning
we
had been trepanning
you
had been trepanning
they
had been trepanning
Future simple
I
will trepan
you
will trepan
he/she/it
will trepan
we
will trepan
you
will trepan
they
will trepan
Future continuous
I
will be trepanning
you
will be trepanning
he/she/it
will be trepanning
we
will be trepanning
you
will be trepanning
they
will be trepanning
Future perfect
I
will have trepanned
you
will have trepanned
he/she/it
will have trepanned
we
will have trepanned
you
will have trepanned
they
will have trepanned
Future perfect continuous
I
will have been trepanning
you
will have been trepanning
he/she/it
will have been trepanning
we
will have been trepanning
you
will have been trepanning
they
will have been trepanning
Conditional
Present
I
would trepan
you
would trepan
he/she/it
would trepan
we
would trepan
you
would trepan
they
would trepan
Present continuous
I
would be trepanning
you
would be trepanning
he/she/it
would be trepanning
we
would be trepanning
you
would be trepanning
they
would be trepanning
Perfect
I
would have trepanned
you
would have trepanned
he/she/it
would have trepanned
we
would have trepanned
you
would have trepanned
they
would have trepanned
Perfect continuous
I
would have been trepanning
you
would have been trepanning
he/she/it
would have been trepanning
we
would have been trepanning
you
would have been trepanning
they
would have been trepanning
Subjunctive
Present
that I
trepan
that you
trepan
that he/she/it
trepan
that we
trepan
that you
trepan
that they
trepan
Past
if I
trepanned
if you
trepanned
if he/she/it
trepanned
if we
trepanned
if you
trepanned
if they
trepanned
Imperative
Affirmative
you
trepan
we
let's trepan
Negative
you
don't trepan
we
let's not trepan
Non-finite forms
Infinitive
to trepan
Perfect infinitive
to have trepanned
Present participle / gerund
trepanning
Past participle
trepanned
Conjugations: Wiktionary (via kaikki.org), adapted, licensed under CC BY-SA 4.0.