theme: the subject of a talk, a piece of writing, a person's thoughts, or an exhibition; a topic.
tone: the general character or attitude of a place, piece of writing, situation, etc
mood: the atmosphere or pervading tone of something, especially a work of art

diction: the choice and use of words and phrases in speech or writing.
syntax: the arrangement of words and phrases to create well-formed sentences in a language.

stupid: lacking intelligence or common sense.

adumbrate: report or represent in outline.
apotheosis: the highest point in the development of something; culmination or climax.
ascetic: characterized by or suggesting the practice of severe self-discipline and abstention from all forms of indulgence, typically for religious reasons.
bauble: a small, showy trinket or decoration.
beguile: charm or enchant (someone), sometimes in a deceptive way.
burgeon: begin to grow or increase rapidly; flourish.
complement: a thing that completes or brings to perfection.

contumacious: (especially of a defendant's behavior) stubbornly or willfully disobedient to authority.
curmudgeon: a bad-tempered or surly person.

didactic: intended to teach, particularly in having moral instruction as an ulterior motive.