inserting

verb

1. (form-of, gerund, participle, present)present participle and gerund of insert

noun

1. Something inserted or set in, such as lace in garments.

   “Flax handkerchiefs composed in chief value of edgings and insertings of cotton lace made on the Lever or Gothrough machine are properly dutiable at the rate of 70 per cent […]”