1.Girder(noun):a large beam
Synonyms:joist,truss
Antonyms:trestle,two-by-four
Example Sentence:The Martian was hanging to a girder just above, his green tube pointing straight at Darl.
2.Lead(verb):to go before
Synonyms:advantage,edge
Antonyms:center,disadvantage
Example Sentence:He had allowed his theories to lead him away into impossible hopes.
3.Mastermind(verb):to plan and direct
Synonyms:organize,author
Antonyms:genius,highbrow
Example Sentence:He said to Professor Garet, “All right, mastermind, untie me.
4.Reunify(verb):to make
Synonyms:bring together,consolidate
Antonyms:divide,part
Example Sentence:And the long wooden veranda that he had invoked did not unify the trinity.
5.Revamp(verb):to renovate
Synonyms:clean,overhaul
Antonyms:break,damage
Example Sentence:She would learn how to keep her ownbank-account and revamp herarithmetic.