- Actor
- ActorProxy
- ActorTask
- ActorThread
- AllRef
- Any
- AnyRef
- Application
- AppliedType
- Array
- ArrayBuffer
- Attribute
- BoxedArray
- BoxedBooleanArray
- BoxedByteArray
- BoxedCharArray
- Buffer
- BufferedIterator
- Char
- Console
- Enumeration
- Fluid
- Function
- IScheduler
- ImmutableMapAdaptor
- ImmutableSetAdaptor
- Int
- Iterable
- List
- ListBuffer
- None
- Option
- Ordered
- Pair
- PartialFunction
- Pid
- Predef
- PriorityQueue
- PriorityQueueProxy
- Reaction
- Ref
- Responder
- RichInt
- RichString
- Rule
- RuleTransformer
- Script
- Seq
- SerialVersionUID
- Some
- Stream
- Symbol
- TcpService
- TcpServiceWorker
- Triple
- Unit
- Value
- WorkerThread
- serializable
- transient
- volatile
java15##Java
- abstract
- class
- def
- extends
- false
- final
- forSome
- implicit
- import
- lazy
- new
- null
- object
- override
- package
- private
- protected
- requires
- sealed
- super
- this
- trait
- true
- type
- val
- var
- with
- case
- catch
- do
- else
- finally
- for
- if
- match
- return
- throw
- try
- while
- yield
- boolean
- byte
- char
- double
- float
- int
- long
- short
- unit