fixate (v.)youdaoicibaDictYouDict
1885, "to fix, make stable," from fix (v.) + -ate. Meaning "to gaze upon" is from 1889. Psychological sense is from 1926, originally in Freudian theory, in this case perhaps a back-formation from fixation. Meaning "become fixed" is from 1888. Related: Fixated; fixating.
glow (v.)youdaoicibaDictYouDict
Old English glowan "to glow, shine as if red-hot," from Proto-Germanic *glo- (cognates: Old Saxon gloian, Old Frisian gled "glow, blaze," Old Norse gloa, Old High German gluoen, German glühen "to glow, glitter, shine"), from PIE *ghel- (2) "to shine," with derivatives referring to bright materials and gold (see glass (n.), also glint, glad, etc.). Figuratively from late 14c. Related: Glowed; glowing. Swedish dialectal and Danish glo also have the extended sense "stare, gaze upon," which is found in Middle English.
stern (adj.)youdaoicibaDictYouDict
Old English styrne "severe, strict, grave, hard, cruel," from Proto-Germanic *sternijaz (cognates: Middle High German sterre, German starr "stiff," störrig "obstinate;" Gothic andstaurran "to be stiff;" Old Norse stara; Old English starian "to look or gaze upon"), from PIE root *ster- (1) "rigid, stiff" (see stereo-). Related: Sternly; sternness.