Acid-free
Word Forms of "acid-free" (2 forms)
Adjective
| Form | Word | |
|---|---|---|
| Comparative | more acid-free | |
| Superlative | most acid-free |
Comparativemore acid-free
Superlativemost acid-free
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.