mastics

/M AE1 S T IH0 K S/
noun
  1. 1

    An evergreen shrub or small tree, Pistacia lentiscus (mastic tree), native to the Mediterranean.

  2. 2

    A hard, brittle, aromatic and transparent resin produced by this tree and used to make varnishes and chewing gum, and as a flavouring.

  3. 3

    An alcoholic liquor flavoured with this resin.

  4. 4

    A flexible, waterproof cement used as an adhesive, sealant or filler.

Source: https://en.wiktionary.org/wiki/mastic, https://en.wiktionary.org/wiki/mastics