THE ACTVOF GETTING ACCUSTOMED TO A NEW CLIMATE OR ENVIRONMENT

POISE, SELF-ASSURANCE

REQUIRING MU H EFFORT, DIFFICULT

COMMONPLACE; TRITE

A DEEP CRACK OR SPLIT IN A GLACIER

A WAY OF BEHAVING; MANNER

SOMETHING THAT IS CERTAIN TO HAPPEN

IMPOSSIBLE TO OVERCOME

OF THE HIGHEST IMPORTANCE

TO PASS BEYOND THE LIMITS OF