ref: bacd84a05ad4885a20eedbe7bb9ba31b6a4b68b2 dir: /sys/src/cmd/dict/egfix2/
#!/bin/rc awk ' BEGIN { FS = " |, " } { for(i=2; i<=NF; i++)print $i " " $1 } ' $1 | tr A-Z a-z | sort -u -t' ' +0f -1 +0 -1 +1n -2