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.

guaiacum

/ˈɡwaɪəkəm/ noun

Forms guaiacums

noun Any of a number of species of tree of the genus Guaiacum, native to the West Indies and parts of the Americas.
noun The wood of such trees
noun The resin of such trees.

Synonyms

From New Latin, from Spanish guayacán.

noun A genus of small, crooked trees, growing in tropical America.
noun The heart wood or the resin of the Guaiacum offinale or lignum-vitæ, a large tree of the West Indies and Central America. It is much used in medicine. [Written also guaiac.]

Etymology [NL., fr. Sp. guayaco, from native name in Hayti.]

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