strengthen
present participle / gerund
strengthening
past participle
strengthened
# 479
regular
to strengthen
indicative
|
imperfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
strengthen
|
strengthened
|
will strengthen
|
would strengthen
|
| s2 |
strengthen
|
strengthened
|
will strengthen
|
would strengthen
|
| s3 |
strengthens
|
strengthened
|
will strengthen
|
would strengthen
|
| p1 |
strengthen
|
strengthened
|
will strengthen
|
would strengthen
|
| p2 |
strengthen
|
strengthened
|
will strengthen
|
would strengthen
|
| p3 |
strengthen
|
strengthened
|
will strengthen
|
would strengthen
|
indicative
|
progressive
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
am strengthening
|
was strengthening
|
will be strengthening
|
would be strengthening
|
| s2 |
are strengthening
|
were strengthening
|
will be strengthening
|
would be strengthening
|
| s3 |
is strengthening
|
was strengthening
|
will be strengthening
|
would be strengthening
|
| p1 |
are strengthening
|
were strengthening
|
will be strengthening
|
would be strengthening
|
| p2 |
are strengthening
|
were strengthening
|
will be strengthening
|
would be strengthening
|
| p3 |
are strengthening
|
were strengthening
|
will be strengthening
|
would be strengthening
|
indicative
|
perfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
have strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
| s2 |
have strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
| s3 |
has strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
| p1 |
have strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
| p2 |
have strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
| p3 |
have strengthened
|
had strengthened
|
will have strengthened
|
would have strengthened
|
imperative
|
+/-
|
affirmative
|
negative
|
|
|---|---|---|
| s1 |
-
|
-
|
| s2 |
strengthen
|
don't strengthen
|
| s3 |
strengthen
|
don't strengthen
|
| p1 |
strengthen
|
don't strengthen
|
| p2 |
strengthen
|
don't strengthen
|
| p3 |
strengthen
|
don't strengthen
|
These verbs have a similar meaning to
strengthen