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.

“Assigns” is a form of

assign

/əˈsaɪn/ verb, noun

verb (transitive) To designate or set apart (something) for some purpose. “to assign a day for trial”
verb (transitive) To appoint or select (someone) for some office. “to assign counsel for a prisoner”
verb (transitive) To allot or give (something) as a task.
verb (transitive) To attribute or sort (something) into categories.
verb (LGBTQ) To categorize (someone) as belonging to the male or female sex.
verb (transitive, law) To transfer (property, a legal right, etc.) from one person to another.
verb (transitive, programming) To give (a value) to a variable. “We assign 100 to x.”
noun An assignee.
noun (obsolete) A thing relating or belonging to something else; an appurtenance.
noun (obsolete) An assignment or appointment.
noun (obsolete) A design or purpose.

Synonyms

From Middle English assignen, from Old French assigner, asigner, from Latin assignō, from ad- + signō (“mark, sign”).

verb To appoint; to allot; to apportion; to make over.
verb To fix, specify, select, or designate; to point out authoritatively or exactly; as, to assign a limit; to assign counsel for a prisoner; to assign a day for trial.
noun A thing pertaining or belonging to something else; an appurtenance. [Obs.]
noun A person to whom property or an interest is transferred; as, a deed to a man and his heirs and assigns.

Etymology [OE. assignen, asignen, F. assigner, fr. L. assignare; ad + signare to mark, mark out, designate, signum mark, sign. See Sign.]

Etymology [From Assign, v.]

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

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

समनुदिश् sam-anu-diś -diśati, -deṣṭum, to assign, apportion.
व्यह् vy-ah Perf. -āha , to explain, assign a reason.
अनुदिश् anu-diś -diśati, -deṣṭum, to point out, to assign.
अनुसन्दिश् anu-san-diś -diśati, -deṣṭum, to assign, to make over.
समुपदिश् sam-upa-diś -diśati, -deṣṭum, to point out or indicate fully, show; to assign.
दध् dadh dadhate, etc., to hold, possess, retain; to give, present, assign, make over;
अपदिश् apa-diś -diśati, -deṣṭum, to assign, to point out, indicate, betray, to pretend, hold out as a pretext or disguise.
अतिदिश् ati-diś -diśati, -deṣṭum, to assign, make over, transfer: Pass. -diśyate, (in grammar) to be overruled or attracted …