• ket be known,
• pet be known,
• oet be known,
• lwt be known,
• lst be known,
• ldt be known,
• lrt be known,
• l4t be known,
• l3t be known,
• ler be known,
• lef be known,
• leg be known,
• ley be known,
• le6 be known,
• le5 be known,
• let ve known,
• let ne known,
• let he known,
• let ge known,
• let bw known

The adverb for the phrase "let be known" is "knowingly".

The adjective form of "let be known" is "known".