terrific, wonderful, splendid, grand, magnificent / (obsolete) extreme, terrible

marvelous, wonderful, splendid, magnificent

improvement in academic ability, the arts, etc. / communication of opinions of those of lower rank to those of higher

improve, advance in one's studies / communicate opinions to those of higher rank

mathematics (field of study)

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

(mathematics) pure mathematics

applied mathematics