Pronunciation guide: IPA symbols, stress and word endings

θ	thin	ð	this	ʃ	she	ʒ	measure
tʃ	church	dʒ	judge	ŋ	sing	j	yes

p b t d k g f v s z h m n l r w sound as in ordinary English spelling.

ˈ main stress, before the stressed syllable: /ˈwɔːtə/ water · ˌ lighter (secondary) stress: /ˌʌndəˈstænd/ understand
ː a long vowel · (r) an r said only in accents that pronounce it (most American, Scottish, Irish)

-s / -es (plurals; he/she form of verbs): /s/ after voiceless sounds (cats), /z/ after voiced (dogs), /ɪz/ after s, z, sh, ch, j sounds (buses, watches). Spelling: -es after s, x, z, ch, sh; consonant + y → -ies (city → cities).
-ed (past): /t/ after voiceless sounds (walked), /d/ after voiced (played), /ɪd/ after t or d (wanted). Spelling: love → loved, stop → stopped, carry → carried.
-ing: make → making, run → running, see → seeing.
Irregular: go, went, gone · be, was, been · see, saw, seen · man → men · child → children · mouse → mice.
Older (King James) forms: -eth = -s (he loveth = he loves) · -est with “thou” (thou lovest) · spake = spoke.

unbeliever

noun

Forms unbelievers

noun One who does not believe, particularly in a deity (used by believers to describe people who do not believe in the same deity or deities as themselves).

Synonyms

From un- + believer, perhaps a corruption of earlier wanbeliever (“unbeliever”).

noun One who does not believe; an incredulous person; a doubter; a skeptic.
noun A disbeliever; especially, one who does not believe that the Bible is a divine revelation, and holds that Christ was neither a divine nor a supernatural person; an infidel; a freethinker.

Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “unbeliever”, CC BY-SA 4.0. Details

Sanskrit dictionary entries whose meaning includes “unbeliever” (best matches first).

सौगतिक saugatika a Buddhist; a Buddhist or Brāhman mendicant; an atheist, heretic, unbeliever; ( am ), n. unbelief, scepticism.
नास्तिक nāstika atheistical, unbelieving, infidel, an unbeliever, applied by the orthodox Hindūs to any one who denies the d…
करट karaṭa an elephant's cheek; a crow; a man of a low or degraded profession; a bad Brāhman; an atheist, an unbeliever…
देवनिन्दक deva-nindaka a reviler of the gods, a heretic, an unbeliever, atheism.
आत्मत्यागिन् ātma-tyāgin one who gives up his own life, a suicide; a heretic, an unbeliever.
लोकायतिक lokāyatika a materialist, follower of the Cārvāka system, atheist, unbeliever.
वेदनिन्दक veda-nindaka ‘a Veda-reviler,’ atheist, any seceder from the belief of the divine origin and character of the Vedas, unbe…
आत्महन् ātma-han one who kills his soul, or does not concern himself about the welfare of his soul; a heretic, an unbeliever;…