to visit someone informally or without prior notice
посетить кого-то неформально или без предварительного уведомления (posetit' kogo-to neformal'no ili bez predvaritel'nogo uvedomleniya)
"Feel free to drop by anytime for a cup of tea."
"Чувствуйте себя свободно зайти в любое время для чашки чая." (Chuvstvuyte sebya svobodno zayti v lyuboye vremya dlya chashki chaya.)
to encourage someone to continue with confidence or hope
to begin an event or activity with something specific
to cause people to notice or understand something
to encourage yourself emotionally or mentally after a setbac...
to assume a new position or responsibility previously held b...
to step aside from work or tension for a short time