Able to pass through or get past an opening or obstacle

To be able to withstand strict tests or trials; to become truly proficient or excellent in a skill.

to be close with someone or on intimate terms

how are you doing; phrase used to ask about someone's current life situation or how they are spending their time

to be very close or intimate, as between friends who are on such good terms that they can exchange favors, labor, or even reprimands without needing to be formal or polite