inquiring

is likely misspelled.

has no English definition.

As a verb inquiring

is present participle of lang=en.

As verbs the difference between questioning and inquiring

is that questioning is present participle of lang=en while inquiring is present participle of lang=en.

As a noun questioning

is the action of asking questions; a survey; an inquiry.

As an adjective questioning

is characterized by questions, inquisitiveness, doubt or wonder.

As verbs the difference between inquiring and wondering

is that inquiring is present participle of lang=en while wondering is present participle of lang=en.

As a noun wondering is

the mental activity by which one wonders; a query, puzzlement, etc.