(https://kaikki.org/dictionary/English/kaikki.org-dictionary-English.jsonl)
Narrow subset -> 2 main tables + 2 helper tables (words, part-of-speech, lang) + (word_forms for word, tag)
lines in source jsonl : 1306029
parse time: 2.8119661000000002 secs. db insert time: 8.8602965 secs.
main time: 10.4464539 secs. (2 seperate threads for parsing and db commits) 5000 -> bulk size for transactions
db inserts (words + word_forms): 1276286 + 965908