Bold answers:
1. lavabo, toalla, despertador, jabón.
Answer 1: despertador
Explanation 1: the other things are in the bathroom.
2. manos, antes de, después de, por último.
Answer 2: manos
Explanation 2: the other words are connectors.
3. acostarse, jabón, despertarse, dormirse.
Answer 3: jabón
Explanation 3: the other words are verbs.
4. espejo, lavabo, despertador, entonces.
Answer 4: entonces
Explanation 4: the other words are not adverbs.
5. dormirse, toalla, vestirse, levantarse.
Answer 5: toalla
Explanation 5: the other words are verbs.
6. pelo, cara, manos, inodoro.
Answer 6: inodoro
Explanation 6: the other words are in the body.
7. espejo, champú, jabón, pasta de dientes.
Answer 7: espejo
Explanation 7: the other words are products to wash.
8. maquillarse, vestirse, peinarse, dientes.
Answer 8: dientes
Explanation 8: the other words are verbs.
9. baño, dormirse, despertador, acostarse.
Answer 9: baño
Explanation 9: the other words are related to sleeping.
10. ducharse, luego, lavarse, bañarse.
Answer 10: luego
Explanation 10: the other words are verbs.