| Answer | Crossword Clue |
|---|---|
| rubbery | resembling an elastic substance |
| rubberier | RUBBERY, resembling an elastic substance |
| rubberiest | RUBBERY, resembling an elastic substance |
| resilin | an elastic substance in the cuticles of many insects |
| resilins | RESILIN, an elastic substance in the cuticles of many insects |
| whalebones | An elastic horny substance that grows in a series of thin parallel plates in the upper jaw of some whales and is used by them to strain plankton from the seawater |
| guaiacol | slightly yellowish, aromatic, crystalline substance, C7H8O2, resembling creosote and usually obtained from guaiacum resin: used in medicine chiefly as an expectorant and local anesthetic |
