Clipping of 翼状突起 (yokujō tokki, “pterygoid process”).

total concentration in something, being totally absorbed insomething

immersing oneself in something completely, totally absorbing oneself in something

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a wing (of a bird or bat) / (by extension) a bird / (aviation) an airfoil, wing / (by extension) an aircraft

a piece of research, a study, investigation

to research, to study

prod, nudge / prick, stab / bump into, collide / stick out, protrude / suddenly, abruptly, unexpectedly / (martial arts) an attacking move in kendo, sumo, et al.; thrust, lunge