had been strengthening
-había estado fortaleciendo
Past perfect progressiveconjugation ofstrengthen.There are other translations for this conjugation.

strengthen

View the conjugation for
fortalecer.
Spanish verbs 
Cheat Sheet
PREMIUM
Indicative of "strengthen"
I
strengthen
strengthened
will strengthen
you
strengthen
strengthened
will strengthen
he/she
strengthens
strengthened
will strengthen
we
strengthen
strengthened
will strengthen
you
strengthen
strengthened
will strengthen
they
strengthen
strengthened
will strengthen
Perfect of "strengthen"
I
have strengthened
had strengthened
will have strengthened
you
have strengthened
had strengthened
will have strengthened
he/she
has strengthened
had strengthened
will have strengthened
we
have strengthened
had strengthened
will have strengthened
you
have strengthened
had strengthened
will have strengthened
they
have strengthened
had strengthened
will have strengthened
Imperative of "strengthen"
I
-
-
you
strengthen
don't strengthen
he/she
-
-
we
let's strengthen
let's not strengthen
you
strengthen
don't strengthen
they
-
-
Progressive of "strengthen"
I
am strengthening
was strengthening
will be strengthening
you
are strengthening
were strengthening
will be strengthening
he/she
is strengthening
was strengthening
will be strengthening
we
are strengthening
were strengthening
will be strengthening
you
are strengthening
were strengthening
will be strengthening
they
are strengthening
were strengthening
will be strengthening
Perfect Progressive of "strengthen"
I
have been strengthening
had been strengthening
will have been strengthening
you
have been strengthening
had been strengthening
will have been strengthening
he/she
has been strengthening
had been strengthening
will have been strengthening
we
have been strengthening
had been strengthening
will have been strengthening
you
have been strengthening
had been strengthening
will have been strengthening
they
have been strengthening
had been strengthening
will have been strengthening
This data is provided by Onoma
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