to fall behind; to drop out; to drop; to fall; to spill
admission (to a school or university); entrance; enrolment; enrollment; matriculation
student (esp. a university student)
graduation; completion (of a course); moving on (from); outgrowing (something); leaving (a group, company, etc.); quitting
regular school; school that follows the regular curriculum
middle school (esp. the middle school section of a school that also encompasses other grades); junior high school
senior high school (esp. the senior high school section of a school that also encompasses other grades)
resignation; acceptance; consolation
no sooner ... than ...; hardly ... when ...; as soon as ...
... years old; age (of) ...
unable to focus on ... (due to being preoccupied with something else); unable to concentrate on ...; unable to settle down to ...
academic year; school year; year in school; grade in school
that day; the very same day
border; boundary; turning point; watershed; area; region
studying very hard; studying like mad
admission based on recommendation; enrolment by recommendation (enrollment)
(period of) a year; during the era (of)
being enrolled (at a school); being registered; being a member (of a team, organization, etc.)
classroom; lecture room; department (in a university); class; lessons; school (for a particular discipline)
common saying; popular version; folklore; tradition
single-minded; intent; determined; wholehearted; earnest; devoted (to)
to think; to consider; to think (of doing); to plan (to do); to judge; to assess; to imagine
rising rapidly (e.g. prices, popularity); soaring; skyrocketing; going through the roof
joining (a group); becoming a member (of); joining the ranks (of)
lesson; class; teaching; instruction; classwork; schoolwork
preparations for returning (home)
to give one's heart to; to fall in love; to turn one's mind towards; to think of
crucial; critical; vital; core
to keep (something) a secret; to keep hidden (forever); to continue to conceal
authority; power; influence; (an) authority (on); expert
legendary; folkloric; traditional
wise person; virtuous person; sage; unrefined sake
one scene; one frame; one shot; one cell; one panel (comic)
marriage ceremony; wedding; nuptials
to leave (someone) alone; to leave to oneself; to leave (someone) be
very young; childish; immature
thought; imagination; mind; desire; wish; love
truth; reality; seriousness; truth; printed style writing; star performer
to blush; to go red in the face; to change color; to change colour
son-in-law taken (adopted) into family