про́сто

• particle
• Level B1
• Rank 372 of 12,000
• 0.034% of running text

just, simply, merely

• adverb
• Level A2
• Rank 4,200 of 12,000
• 0.003% of running text

just, simply, merely

Recording: Wikimedia Commons

Meanings

1. straight (in a forward direction)
2. just, simply, merely
3. straight ahead (directly ahead, without deviation)
4. merely (only, just, and nothing more)

The dictionary keeps one entry for the spelling просто, so these meanings cover every use above.