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.

unusual

/ʌnˈjuːʒ(u)əl/ adjective, noun

Forms unusuals unusuall

adjective Not usual, out of the ordinary. “Every once in a while, though, Idol comes across an unusual talent who just blows everyone away.”
noun Something that is unusual; an anomaly.

Synonyms

From un- + usual.

adjective Not usual; uncommon; rare; as, an unusual season; a person of unusual grace or erudition.

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

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

अलोक्य a-lokya unusual, unallowed.
अनुचित an-ucita improper, wrong, unusual, strange.
संविधानक saṃvidhānaka a strange act, unusual occurrence.
अनो ano no, not. (An unusual form of no. )
निःसामान्य niḥ-sāmānya extraordinary, uncommon, unusual, special.
अपर्तु apartu add — ( us ), m. improper season, unusual time.
नानुष्ठेय nānuṣṭheya not to be performed, improper, unusual, not right.
अस्वभाव a-svabhāva unnatural or unusual character or temperament; ( as, ā, am ), of a different nature.