Slightly steep or not as steep as something that is very steep.

कुछ ढलान वाला

English Usage: The trail was steepish, making it a bit challenging to hike.

Hindi Usage: पथ कुछ ढलान वाला था, जिससे चढ़ाई थोड़ी चुनौतीपूर्ण हो गई।