It is in my mental roadmap with no timeframe*. See the end of this page.
https://github.com/marcusgreen/moodle-qtype_wordselect/wiki
Did you ask that question because you saw the new feature in Gapfill 1.96 released last weekend. ?
I will wait for feedback on that before considering anything with Wordselect.
*My timeframe can be altered with the application of funding through my employers Titus Learning who are Moodle partners.