to come  - venir, aproximarse, llegar, alcanzar, provenir, ascender 

to arrive  - llegar, arribar, triunfar, tener éxito 

to originate  - originar, iniciar, crear, originarse, empezar, provenir, proceder, derivarse 

to be available

to come back  - replicar, contestar, volver 

to return  - devolver, volver (a poner), restituir, volver, regresar, producir, redituar, rendir, reaparecer, resurgir, responder 

to affect  - afectar, tocar, fingir 

to overcome  - vencer, derrotar, superar, abrumar, agobiar 

to fit  - corresponder a, coincidir con, quedar, entallar, encajar, cuadrar, caber, encajar en, poner, colocar, adecuar, ajustar, adaptar