able to adapt or be adapted

able and usually willing to change

(happy because) free from anxiety

light-hearted, untroubled

pleased with oneself or one's ability (and not caring about others)

contented

having, showing patience; a person who has received or is receiving medical treatment

capable, willing to endure

allowing (too) much personal freedom

lenient

not trying to seem important, rich etc

simple, honest

not willing to be with others

unfriendly