Get used to a certain climate:
— They never acclimatized in Egypt.

synonyms: acclimate, acclimatise.

Roget 370: tame, domesticate, acclimatize, breed, tend, break in, train; cage, bridle, etc. (restrain) 751.   

Roget 613: be wont etc. adj.. fall into a rut, fall into a custom etc. (conform to) 82; tread the beaten track, follow the beaten track, tread the beaten path, follow the beaten; stare super antiquas vias [Lat.]; move in a rut, run on in a groove, go round like a horse in a mill, go on in the old jog trot way.    habituate, inure, harden, season, caseharden; accustom, familiarize; naturalize, acclimatize; keep one's hand in; train etc. (educate) 537.    get into the way, get into the knack of; learn etc. 539; cling to, adhere to; repeat etc. 104; acquire a habit, contract a habit, fall into a habit, acquire a trick, contract a trick, fall into a trick; addict oneself to, take to, get into.    be habitual etc. adj.; prevail; come into use, become a habit, take root; gain upon one, grow upon one.    ... show more

Dutch: acclimatiseren