docs: Clarify gov docs (backport #16917) (#16925)

Co-authored-by: Likhita Polavarapu <[email protected]>

x/gov/README.md

@@ -16,12 +16,12 @@ on proposals on a 1 token 1 vote basis. Next is a list of features the module
 currently supports:
 
 * **Proposal submission:** Users can submit proposals with a deposit. Once the
-minimum deposit is reached, the proposal enters voting period.
-* **Vote:** Participants can vote on proposals that reached MinDeposit
+minimum deposit is reached, the proposal enters voting period. The minimum deposit can be reached by collecting deposits from different users (including proposer) within deposit period.
+* **Vote:** Participants can vote on proposals that reached MinDeposit and entered voting period.
 * **Inheritance and penalties:** Delegators inherit their validator's vote if
 they don't vote themselves.
 * **Claiming deposit:** Users that deposited on proposals can recover their
-deposits if the proposal was accepted or rejected. If the proposal was vetoed, or never entered voting period, the deposit is burned.
+deposits if the proposal was accepted or rejected. If the proposal was vetoed, or never entered voting period (minimum deposit not reached within deposit period), the deposit is burned.
 
 This module is in use on the Cosmos Hub (a.k.a [gaia](https://github.com/cosmos/gaia)).
 Features that may be added in the future are described in [Future Improvements](#future-improvements).