Examples from Wikipedia:

• ukudlala – to play
• ukubona – to see
• umntwana – a child
• abantwana – children
• indoda – a man
• amadoda – men
• umntwana uyadlala – the child is playing
• abantwana bayadlala – the children are playing
• indoda iyambona umntwana – the man sees the child
• amadoda ayababona abantwana – the men see the children