The phrase "are somewhat distinct" is correct and usable in written English.
It can be used to indicate that two or more things have noticeable differences, but they are not completely separate.
Example: "While the two theories share some common ground, they are somewhat distinct in their approaches to the problem."
Alternatives: "are fairly different" or "are somewhat separate".
The pedagogical benefits of digital games are somewhat distinct from the other technologies addressed in this review, which are designed primarily for social interaction.
Although the correlation patterns for these phonologically-based measures share some characteristics, they are not the same, indicating that the two sub-topics are somewhat distinct.
Western Kent has fewer archaeological finds from the earliest periods than east Kent, and the eastern finds are somewhat distinct in character, showing Jutish and Frankish influence.
The present study and recent findings, in which Sox2 was deleted in the embryonic lung and trachea, support the concept that progenitor cell relationships are somewhat distinct in the proximal and peripheral airways.
We excluded assent forms (n = 12) since they are addressed only to children, are somewhat distinct from consent forms, and will be the subject of a separate paper.
At the intermediate and lower concentrations the patterns are somewhat distinct, showing a more restricted focus in a dorsal and posterior region.
But enduring, which Obama might regard as a personal goal for himself, too, is somewhat distinct from inspiring.
Despite a large overlap between the seasonal and geographical gene sets, the pathways altered in the observed gene expression profiles were somewhat distinct.
The outer skins and interiors were somewhat distinct, and the engines and suspensions were modified for each make.
This diverse group of immigrants joins a labor market that has been classified as one that is somewhat distinct from other European labor markets and shares some characteristics with the US labor market.
As might be intuitive, when only considering the first two principal components, descriptor sets cluster the way they are derived, with Z-scales, VHSE and ProtFP (PCA) falling into one cluster, T-scales and ST-scales forming a second group of descriptor sets, and FASGAI, BLOSUM and MS-WHIM descriptor sets being somewhat distinct to the above groups.
