to suggest

https://tts.langeek.co/read?text=dG8gc3VnZ2VzdA&hash=9505b19a369e67eac3284a36fd32056c6973ef06&lang=en&cache-only=0&driver=googletts

Here you will learn some English verbs referring to implying and mentioning such as "hint", "signal", and "refer to".