Test 1 (Stay - Stomachache)
Test 2 (Stone - Stranger)
Test 3 (Straw - Stupid)
| stay | (vi) |
| steak | (U, C) |
| steal | (vt) |
| steam | (U)(vt) |
| step | (C)(vi) |
| stick | (C) |
| still | (adv) |
| stingy | (adj) |
| stomach | (C) |
| stomachache | (C) |
| stone | (C)(U) |
| stop | (C)(vt)(vi) |
| store | (C) |
| storm | (C) |
| stormy | (adj) |
| story | (C) |
| stove | (C) |
| straight | (adj)(adv) |
| strange | (adj) |
| stranger | (C) |
| straw | (U)(C) |
| strawberry | (C) |
| stream | (C) |
| street | (C) |
| strike | (vt)(U) |
| strong | (adj) |
| struggle | (C)(vi) |
| student | (C) |
| study | (C)(U)(vi) |
| stupid | (adj) |


