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.

biweekly

/baɪˈwiːkli/ adjective, adverb, noun

Forms biweeklies bi-weekly

adjective Occurring once every two weeks; fortnightly.
adjective Occurring twice a week.
adverb Every two weeks.
adverb Twice a week (but see the Usage notes).
noun Something that is published or released once every two weeks. “The local paper is a biweekly.”

Synonyms

From bi- + week + -ly. The sense referring to twice a week can be analyzed as bi- + weekly.

Etymology [Pref. bi- + weekly.]

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