1. reciprocate= to share the same feelings as someone else, or to behave in the same way as someone else
e.g. Luckily, my love for him was not reciprocated.
2. implication: an occasion when you seem to suggest something without saying it directly
e.g. He did not answer her phone for two days, and that may be the implication for splitting up.
3. gusto= great energy, enthusiasm, and enjoyment that is experienced by someone taking part in an activity, especially a performance
e.g. David said that I enjoy chocolate with gusto. It is my gusto to have chocolate.