Adjectives for tone

caustic

being sarcastic in a bitter way; ironic, scathing, stinging

aggrieved

showing bitterness, anger, or disappointment; discontented, resentful, disturbed

animated

 expresses the writer's excitement for something; lively, spirited, energetic

appreciative

a tone that the writer uses when they have finished something that they enjoyed or were impressed by; honest, genuine

assertive

expressing your point of view in a way that is clear and direct; confident, and authoritative 

cautionary

using harsh language and treating a subject seriously; warning, protective

celebratory

 used to describe a situation's atmosphere when there are moments of joy; triumphal, delighted 

compliant

used when following instructions or recommendations; obeying, yielding

cynical

used to express a skeptical attitude of others’ motives; sarcastic, ironic, mocking

belligerent

an aggressive or hostile attitude; combative, irritable 

deferential

 showing respect for someone or something; regardful, obedient 

diplomatic

a way of communicating that uses strategic language to deal with sensitive matters or people; political, suave

sarcastic

when someone says or does the opposite of what they mean to mock or insult someone; satiric, bitter

earnest

 used when someone is being honest about something; serious, solemn

farcical

used for comedic exaggeration; hysterical, amusing 

informative

used to provide information about a topic; factual, instructional 

satirical

used to express humor, irony, or exaggeration to comment on a person, idea or event; sarcastic, ironic