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.

preservation

UK /ˌpɹɛz.əˈveɪ.ʃən/ · US /ˌpɹɛz.ɚˈveɪ.ʃən/ noun

Forms preservations

noun The act of preserving; care to preserve; act of keeping from destruction, decay or any ill.
noun The state of being preserved, how something has survived.

Synonyms

From Old French preservacion, from Medieval Latin preservatio. Morphologically preserve + -ation.

noun The act or process of preserving, or keeping safe; the state of being preserved, or kept from injury, destruction, or decay; security; safety; as, preservation of life, fruit, game, etc.; a picture in good preservation.

Etymology [Cf. F. préservation.]

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

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

प्रतिरक्षा prati-rakṣā safety, preservation.
अविनाश a-vināśa non-destruction, preservation.
प्रगोपन pra-gopana protection, preservation, salvation.
प्रतिरक्षण prati-rakṣaṇa preserving, preservation, protection.
संरक्ष saṃ-rakṣa protection, care, preservation, ward.
असुरक्ष्य a-surakṣya difficult of retention or preservation.
परिरक्षा pari-rakṣā protection, preservation, keeping, guarding.
आचारिक ācārika conformable to rule or practice, prescriptive, authorized; ( am ), n. rules for the preservation of health, …