verb
To move toward
approach, close in, advance, draw near; see approach 2.
To arrive
appear, appear at, reach, attain; see arrive 1.
To be available
appear, be offered, be at one's disposal, be ready, be obtainable, be produced, show up, turn up, be procurable, appear on the market; see also appear 1, 3.
To reach
extend, expand, spread; see reach 1, stretch 3.
To become
evolve, develop, get, proceed; see become 1, grow 2.
To be derived
issue, emanate, arise, originate; see appear 1, arise 3, begin 2.
To happen
occur, take place, befall; see happen 2.
*To have an orgasm
climax, achieve orgasm, reach sexual fulfillment, ejaculate.
how come?*
for what reason? how so? what is the cause of that* what is the reason for that?; see why.