This is the 5077th most frequent Japanese word.
見送っ
"見送っ" means "to see off" or "to send off."
Here, 見送った means "saw off" or "sent off," indicating the action of accompanying someone to a departure point and bidding them farewell.
友達を駅で見送った。
I saw my friend off at the station.
In this sentence, 見送る means "to postpone" or "to defer," showing the usage of waiting before proceeding.
提案を見送ることにした。
I decided to postpone the proposal.
Here, 見送る describes the action of watching something leave without taking action, in this case, observing a train pass by.