Figures of speech often including "as a"

• "Good as gold" and "fresh as a daisy"
• Like words?
• "She's Like the Wind" and others
• Poetic analogies
• "Good as gold" et al
• Many "as"-in-middle phrases
• "Like" things?
• "Thick as a Brick" and "Solid as a Rock," e.g
• Theme of this puzzle

Wiktionary Word definitions in Wiktionary
n. (plural of simile English)