fluent β spoken or written with ease: fluent French.
articulate β If you describe someone as articulate, you mean that they are able to express their thoughts and ideas easily and well.
persuasive β able, fitted, or intended to persuade: a very persuasive argument.
stirring β rousing, exciting, or thrilling: a stirring speech.
powerful β physically strong, as a person: a large, powerful athlete.
moving β capable of or having movement: a moving object.
affecting β If you describe something such as a story or a piece of music as affecting, you think it is good because it makes you feel a strong emotion, especially sadness or pity.
ardent β Ardent is used to describe someone who has extremely strong feelings about something or someone.
fervent β having or showing great warmth or intensity of spirit, feeling, enthusiasm, etc.; ardent: a fervent admirer; a fervent plea.
forceful β full of force; powerful; vigorous; effective: a forceful plea for peace.
impassioned β filled with intense feeling or passion; passionate; ardent.
outspoken β uttered or expressed with frankness or without reserve: outspoken criticism.
passionate β having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
poignant β keenly distressing to the feelings: poignant regret.
revealing β to make known; disclose; divulge: to reveal a secret.
touching β affecting; moving; pathetic: a touching scene of farewell.
vivid β strikingly bright or intense, as color, light, etc.: a vivid green.
vocal β of, relating to, or uttered with the voice: the vocal mechanism; vocal criticism.
fervid β heated or vehement in spirit, enthusiasm, etc.: a fervid orator.
glib β readily fluent, often thoughtlessly, superficially, or insincerely so: a glib talker; glib answers.
grandiloquent β speaking or expressed in a lofty style, often to the point of being pompous or bombastic.
graphic β giving a clear and effective picture; vivid: a graphic account of an earthquake.
impressive β having the ability to impress the mind; arousing admiration, awe, respect, etc.; moving; admirable: an impressive ceremony; an impressive appearance.
indicative β showing, signifying, or pointing out; expressive or suggestive (usually followed by of): behavior indicative of mental disorder.
magniloquent β speaking or expressed in a lofty or grandiose style; pompous; bombastic; boastful.
meaningful β full of meaning, significance, purpose, or value; purposeful; significant: a meaningful wink; a meaningful choice.
potent β (of a cross) having a crosspiece at the extremity of each arm: a cross potent.
rhetorical β used for, belonging to, or concerned with mere style or effect.
sententious β abounding in pithy aphorisms or maxims: a sententious book.