1) Cogent 2) Forceful 1) Effective 2) Forceful 3) French word used in English 4) Having force 5) Like some entries 6) Physical 7) Producing a powerful effect 8) Strong-arm 
• (a.) Possessing force; characterized by force, efficiency, or energy; powerful; efficacious; impressive; influential. • (a.) Using force against opposition or resistance; obtained by compulsion; effected by force; as, forcible entry or abduction. • (a.) Violent; impetuous.
For'ci·ble adjective [ Confer Old French forcible forcible, forceable that may be forced.] 1. Possessing force; characterized by force, efficiency, or energy; powerful; efficacious; impressive; influential. « How forcible are right words!» Job. vi. 2....
[adj] - impelled by physical force especially against resistance
physical adjective impelled by physical force especially against resistance; `forcible entry`; `a real cop would get physical`; `strong-arm tactics`
done or effected by force: forcible entry into a house. · producing a powerful effect; having force; effective. · convincing, as reasoning: a forcible theory. · characterized by the use of force or violence.