to make hard to learn, study 2 realizations
ACCEPTED Realization 1
Type Derivation
Language Russian
Lexeme 1 твёрдый (tvёrdyj)
Lexeme 2 затвердить (zatverdit')
Meaning 1 hard, solid твердое вещество 'solid substance'
'solid substance'
Direction
Meaning 2 to learn something by heart затвердить урок
'to learn the lesson by heart'
Reference BTS
Comment
ACCEPTED Realization 2
Type Polysemy
Language Tigrinya
Lexeme ʔaṣnəʕe
Meaning 1 to strengthen, reinforce, to cement, secure, steady
Direction
Meaning 2 to study, read over, memorize, learn by heart ʔabärtiʕu ʔaṣnəʕe ‘to study hard, swot, be a grind’
Reference
Comment cf. ṣənuʕ ‘strong, tough, hard’. KT 2592