Nouns 1
sad
sadness
react
reaction
ski
skiing
obsess
obsession
music
musician
disappoint
disappointment
entertain
entertainment
compete
competition
friend
friendship
champion
championship
library
librarian
hesitate
hesitation
child
childhood
excite
excitement
commit
commitment
encourage
encouragement
dance (2)
dancer, dancing
teach (2)
teacher, teaching
develop (2)
developer, development
invent (2)
inventor, invention