Synonyms of sealed

1 Syllable
shut, firm, tight, still
2 Syllables
locked, airtight, rainproof, stilling, closed, stillest, stiller, signed, fixed, stilled
3 Syllables
endorsed, impervious, waterproof, assured, hermetic, guaranteed, destined
4 Syllables
imperviable, unpierceable, impermeable, undisclosed
5 Syllables
impenetrable