The verb form related to "difficulty" is "difficult." However, "difficulty" itself is a noun, and its verb form is typically "to struggle" or "to find difficult." You might also consider "to challenge" or "to complicate" as related verbs.
Difficult - this is not a verb just an adverb (describing the verb to be). You can say for example 'I have a difficult job'
The verb form is apply.
The verb form is ensure.
The verb form of reminder is remind.
There is no verb form for the adjective strange. The closest verb form is estrange (estranges, estranging, estranged).
what is the form of the verb answer it ..............
Difficult - this is not a verb just an adverb (describing the verb to be). You can say for example 'I have a difficult job'
The verb form of 'nonconformity' is 'non-conform'. It is an intransitive verb.
Involve is the verb form of involvement.
The verb form of commentary is to comment
a verb form is dignify
The verb form of intensity is intensify. As in "to intensify something".
Furnish is the verb form of furniture.
The verb form of "climate" is "to climatize" or "to acclimate."
The verb form is perspire.
"Apologise" is the verb form.
Condemn is the verb form.