Adjectives

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Across
  1. 2. Superlatives for 'extremely cold'
  2. 4. Using language to give the meanings of words
  3. 5. Complementary pair for 'True'
  4. 8. Tigers is bigger ???? cats (indicators)
Down
  1. 1. Complementary pair for 'Dirty'
  2. 3. Meaning Postulates developer
  3. 6. Antonym for 'Tall'
  4. 7. If Ali is my father, then Ali is a ???