Which participle describes a kitten washing itself? - briefly
The present participle "washing" accurately describes a kitten engaged in the act of cleaning itself.
Which participle describes a kitten washing itself? - in detail
The participle that accurately describes a kitten washing itself is the present participle "washing." This form of the verb captures the action as it is happening, providing a snapshot of the kitten's activity in progress. For instance, you might say: "I saw a kitten washing itself on the windowsill." The use of the present participle here effectively conveys the ongoing nature of the action, making it clear that the kitten is currently engaged in the act of washing.