ref: c89b0b3c238ff4e288f259be211f3b878bd0c30d dir: /sys/src/cmd/dict/t.awk/
NF == 2 { if($2 !~ / or / || $2 ~ /\(or/) print $0 else { n = split($2, a, / or /) for(i = 1; i <= n; i++) { printf "%s\t%s\n", $1, a[i] } } } NF != 2 { print $0 }