IMPELLING
impelling
(adjective) markedly effective as if by emotional pressure; “impelling skill as a teller of tales”; “an impelling personality”
IMPEL
propel, impel
(verb) cause to move forward with force; “Steam propels this ship”
impel, force
(verb) urge or force (a person) to an action; constrain or motivate
Source: WordNet® 3.1
Verb
impelling
present participle of impel
Source: Wiktionary
IMPEL
Im*pel", v. t. [imp. & p. p. Impelled; p. pr. & vb. n. Impelling.]
Etym: [L. impellere; pref. im- in + pellere, pulsum, to drive. See
Pulse a beat, and cf. Impulse.]
Definition: To drive or urge forward or on; to press on; to incite to
action or motion in any way.
The surge impelled me on a craggy coast. Pope.
Syn.
– To instigate; incite; induce; influence; force; drive; urge;
actuate; move.
Source: Webster’s Unabridged Dictionary 1913 Edition