1.  taker(n = noun.person) - one who accepts an offer;
is a kind of client, customer
Derived form verb take₁₁

2.  taker(n = noun.person) - one who takes a bet or wager;
is a kind of better, bettor, punter, wagerer
Derived form verb take₁₉

   One who takes or receives; one who catches or apprehends. [1913 Webster]

taker, n.
1 a person who takes a bet.
2 a person who accepts an offer.

N  taking, reception, deglutition, appropriation, prehension, prensation, capture, caption, apprehension, deprehension, abreption, seizure, expropriation, abduction, ablation, subtraction, withdrawal, abstraction, ademption, adrolepsy, dispossession, deprivation, deprivement, bereavement, divestment, disherison, distraint, distress, sequestration, confiscation, eviction, rapacity, rapaciousness, extortion, vampirism, theft, resumption, reprise, reprisal, recovery, clutch, swoop, wrench, grip, haul, take, catch, scramble, taker, captor, subduction, taking, privative, prehensile, predaceous, predal, predatory, predatorial, lupine, rapacious, raptorial, ravenous, parasitic, bereft, at one fell swoop, give an inch and take an ell.

census taker, opium taker, pledge taker, poll taker, profit taker, risk taker, ticket taker, toll taker