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.

impatient

/ɪmˈpeɪʃənt/ adjective

adjective Restless, short of temper, and intolerant of delays. “She dances when she becomes impatient.”
adjective Anxious and eager, especially to begin or have something.
adjective (obsolete) Not to be borne; unendurable.
adjective Prompted by, or exhibiting, impatience. “impatient speeches or replies”

Synonyms

From Old French impacient (modern French impatient), from Latin impatiēns. By surface analysis, im- + patient.

adjective Not patient; not bearing with composure; intolerant; uneasy; fretful; restless, because of pain, delay, or opposition; eager for change, or for something expected; hasty; passionate; --often followed by at, for, of, and under.
adjective Not to be borne; unendurable. [Obs.] Spenser.
noun One who is impatient. [R.]

Etymology [OE. impacient, F. impatient, fr. L. impatiens; pref. im- not + patiens patient. See Patient.]

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

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