Words Plunge and Upsweep are semantically related or have opposite meaning

How are the words Plunge and Upsweep related? Plunge and Upsweep are antonymous, they have opposite meaning.

SINK Synonyms: 338 Similar and Opposite Words

Courses-/MITx-6.00.1x/pset3/words.txt at master · salimt/Courses- · GitHub

Vocabulary 2: Opposite Roots

PPT - Vocabulary Collectors PowerPoint Presentation, free download - ID:2031853

Word Finder

Semantics

Vocabulary in Context The SAGE Approach. - ppt download

Stimulus characteristics of semantically transparent, opaque, or

breaking down words into roots/prefix/suffix, synonyms, antonyms, definition and visual representation

CS-1.1-Object-Oriented-Programming/Projects/Spaceman/words.txt at master · Make-School-Courses/CS-1.1-Object-Oriented-Programming · GitHub