PCS

*rnn - to shout (Kogan 2015: 218)

PCS *rnn ‘to shout’ is likely onomatopoetic. Attestations of this root in Aramaic are rather marginal.

Ugaritic
rn - to shout (DUL 742)
Hapax legomenon in a fragmentary context (ˀan ˀarnn ḳl ‘I will raise my voice,’ 1.82:6)
Hebrew
rnn - to call loudly, shrilly (HALOT 1248)
Jewish Palestinian Aramaic
rnn - to murmur (DJPA 527)
Jewish Babylonian Aramaic
rnn - to complain, gossip (DJBA 1089)
Arabic
rnn - to shout (Lane 1164)
Mehri
rən - to reverberate, to ring (ML 327)
likely borrowed from Arabic
Jibbali
rin - to reverberate, to ring (JL 214)
likely borrowed from Arabic