1. Apropos: adverb and also adjective; used to introduce something which is related to or connected with something that has just been said (as adverb) and/or suitable

Memrise

in a particular situation or at a particular time (as adjective).

This section is dedicated to learning - apropos which, I share anything significant that I learn here.

2. Sidle: verb; to walk towards or away from someone, trying not to be noticed.

While in college, we often tried to sidle past lecturers when we were in a mood to bunk lectures. Most of the time, we succeeded.

3. I've stumbled across this beautiful website titled 'Memrise' which makes learning stuff like Words, Capitals, Basic Maths etc. quite fun and incremental. Do check it out :D