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.

timer

/ˈtaɪmɚ/ noun

Forms timers

noun A device used to measure amounts of time. “start the timer when you hear the gunshot”
noun Any electronic function that causes a device to be able to do something automatically after a preset amount of time.
noun A person who records the time elapsed in a sporting event.
noun One who has done something a certain number of times. “third-timer”
noun One characterized by a certain time or time frame, such as their work hours.

Synonyms

From time (noun) + -er (measurement suffix) or + -er (occupational suffix).

noun A timekeeper; especially, a watch by which small intervals of time can be measured; a kind of stop watch. It is used for timing the speed of horses, machinery, etc.

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